/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-04 04:59:25,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 04:59:25,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 04:59:25,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-04 04:59:25,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 04:59:25,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 04:59:25,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 04:59:25,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 04:59:25,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 04:59:25,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 04:59:25,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 04:59:25,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 04:59:25,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 04:59:25,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 04:59:25,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 04:59:25,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 04:59:25,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-04 04:59:25,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-04 04:59:25,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-04 04:59:25,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-04 04:59:25,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-04 04:59:25,123 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 04:59:25,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 04:59:25,124 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 04:59:25,124 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 04:59:25,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 04:59:25,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 04:59:25,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 04:59:25,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 04:59:25,126 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 04:59:25,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 04:59:25,126 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 04:59:25,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 04:59:25,127 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 04:59:25,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 04:59:25,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 04:59:25,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 04:59:25,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 04:59:25,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 04:59:25,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 04:59:25,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 04:59:25,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 04:59:25,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 04:59:25,129 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 04:59:25,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 04:59:25,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 04:59:25,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 04:59:25,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 04:59:25,130 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 04:59:25,131 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 04:59:25,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 04:59:25,131 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-04 04:59:25,131 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-04 04:59:25,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 04:59:25,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 04:59:25,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 04:59:25,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 04:59:25,336 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-04 04:59:25,339 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-04 04:59:25,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl [2022-03-04 04:59:25,341 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl' [2022-03-04 04:59:25,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 04:59:25,362 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-04 04:59:25,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 04:59:25,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 04:59:25,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 04:59:25,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,401 INFO L137 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-04 04:59:25,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 04:59:25,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 04:59:25,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 04:59:25,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 04:59:25,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 04:59:25,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 04:59:25,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 04:59:25,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 04:59:25,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/1) ... [2022-03-04 04:59:25,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 04:59:25,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:59:25,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-04 04:59:25,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-04 04:59:25,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2022-03-04 04:59:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-03-04 04:59:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-03-04 04:59:25,475 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-04 04:59:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 04:59:25,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 04:59:25,476 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 04:59:25,496 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 04:59:25,497 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 04:59:25,528 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 04:59:25,533 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 04:59:25,533 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-04 04:59:25,535 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 04:59:25 BoogieIcfgContainer [2022-03-04 04:59:25,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 04:59:25,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 04:59:25,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 04:59:25,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 04:59:25,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 04:59:25" (1/2) ... [2022-03-04 04:59:25,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6008ebbb and model type ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:59:25, skipping insertion in model container [2022-03-04 04:59:25,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 04:59:25" (2/2) ... [2022-03-04 04:59:25,541 INFO L111 eAbstractionObserver]: Analyzing ICFG ThyssenKruppRelegation.bpl [2022-03-04 04:59:25,545 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 04:59:25,545 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 04:59:25,545 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-04 04:59:25,545 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-04 04:59:25,567 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-04 04:59:25,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-04 04:59:25,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:59:25,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-04 04:59:25,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-04 04:59:25,649 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-04 04:59:25,662 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-04 04:59:25,662 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-03-04 04:59:25,701 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3 transitions and produced 4 states. [2022-03-04 04:59:25,703 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-04 04:59:25,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:59:25,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1403, now seen corresponding path program 1 times [2022-03-04 04:59:25,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:59:25,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958628075] [2022-03-04 04:59:25,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:59:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:59:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 04:59:25,766 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-04 04:59:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 04:59:25,779 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-04 04:59:25,781 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-04 04:59:25,781 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (1 of 2 remaining) [2022-03-04 04:59:25,782 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-03-04 04:59:25,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-04 04:59:25,789 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-03-04 04:59:25,793 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-04 04:59:25,793 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-04 04:59:25,798 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 04:59:25 BasicIcfg [2022-03-04 04:59:25,798 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-04 04:59:25,800 INFO L158 Benchmark]: Toolchain (without parser) took 437.30ms. Allocated memory was 188.7MB in the beginning and 277.9MB in the end (delta: 89.1MB). Free memory was 147.7MB in the beginning and 247.5MB in the end (delta: -99.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 04:59:25,800 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 188.7MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 04:59:25,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.23ms. Allocated memory is still 188.7MB. Free memory was 147.7MB in the beginning and 146.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-04 04:59:25,801 INFO L158 Benchmark]: Boogie Preprocessor took 13.94ms. Allocated memory is still 188.7MB. Free memory was 146.2MB in the beginning and 145.3MB in the end (delta: 850.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 04:59:25,802 INFO L158 Benchmark]: RCFGBuilder took 115.92ms. Allocated memory is still 188.7MB. Free memory was 145.3MB in the beginning and 138.2MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-03-04 04:59:25,802 INFO L158 Benchmark]: TraceAbstraction took 262.16ms. Allocated memory was 188.7MB in the beginning and 277.9MB in the end (delta: 89.1MB). Free memory was 137.7MB in the beginning and 247.5MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 04:59:25,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15ms. Allocated memory is still 188.7MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.23ms. Allocated memory is still 188.7MB. Free memory was 147.7MB in the beginning and 146.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.94ms. Allocated memory is still 188.7MB. Free memory was 146.2MB in the beginning and 145.3MB in the end (delta: 850.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 115.92ms. Allocated memory is still 188.7MB. Free memory was 145.3MB in the beginning and 138.2MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 262.16ms. Allocated memory was 188.7MB in the beginning and 277.9MB in the end (delta: 89.1MB). Free memory was 137.7MB in the beginning and 247.5MB in the end (delta: -109.9MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 16]: assertion can be violated assertion can be violated We found a FailurePath: [L15] FORK 0 fork 1 foo(); [L16] 0 assert false; - UnprovableResult [Line: 13]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 11 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-04 04:59:25,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-03-04 04:59:26,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...